Home / 284,440,582.40-392,559,869.57-160,689,231.14

Finding the Fourth Proportional to 284,440,582.40, 392,559,869.57 and 160,689,231.14

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Solution

The fourth proportional to 284,440,582.40, 392,559,869.57 and 160,689,231.14 is: 221,769,140.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,440,582.40 : 392,559,869.57 = 160,689,231.14 : x
  2. Step 2: Convert to fraction form
    284,440,582.40/392,559,869.57 = 160,689,231.14/x
  3. Step 3: Cross multiply
    284,440,582.40x = 392,559,869.57 × 160,689,231.14
  4. Step 4: Simplify right side
    284,440,582.40x = 63,080,143,614,855,736
  5. Step 5: Solve for x
    x = 63,080,143,614,855,736/284,440,582.40
  6. Step 6: Final answer
    x = 221,769,140.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.